From a fiction story
At the age of 40, Mr. Scottsdale, an Agricultural Manager, divorced his wife of 39 years old. She got the custody of their daughter. At fault, he surrendered to her their matrimonial house, one quarter of all agricultural real estate parcels and four thousand dollars of alimonies a month. He lived with enough resources. He remarried and had a son who married at 28 years old. They had a son, Patrick, who now is 25 years old and whose grandparents died.
His ex-wife, Mrs. Scottsdale-Rigby, then 39 years old never remarried is now 85 years old. But their daughter married at 25 years old; the couple had two daughters Priscilla now 19 and Nadine 21. The spouses and daughters lived ever since in Grandma’s inherited house.
Priscilla, Nadine, and Patrick are step siblings.